Home / 5,440,643.49-7,510,109.09-4,673,618.85

Finding the Fourth Proportional to 5,440,643.49, 7,510,109.09 and 4,673,618.85

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Solution

The fourth proportional to 5,440,643.49, 7,510,109.09 and 4,673,618.85 is: 6,451,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,643.49 : 7,510,109.09 = 4,673,618.85 : x
  2. Step 2: Convert to fraction form
    5,440,643.49/7,510,109.09 = 4,673,618.85/x
  3. Step 3: Cross multiply
    5,440,643.49x = 7,510,109.09 × 4,673,618.85
  4. Step 4: Simplify right side
    5,440,643.49x = 35,099,387,385,212.25
  5. Step 5: Solve for x
    x = 35,099,387,385,212.25/5,440,643.49
  6. Step 6: Final answer
    x = 6,451,330.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.